
public class MyRunDad implements Runnable {

	@Override
	public void run() {
		MyRunSonOne r1 = new MyRunSonOne();
		MyRunSonTwo r2 = new MyRunSonTwo();
		Thread h1 = new Thread(r1);
		Thread h2 = new Thread(r2);
		
		h1.start();
		h2.start();
		
		try {
			h1.join();
		} catch (InterruptedException e) {}
		try {
			h2.join();
		} catch (InterruptedException e) {}
	}

}